CVE-2026-34486
Missing Encryption of Sensitive Data vulnerability in Apache Tomcat due to the fix for CVE-2026-29146 allowing the bypass of the EncryptInterceptor.
This issue affects Apache Tomcat: 11.0.20, 10.1.53, 9.0.116.
Users are recommended to upgrade to version 11.0.21, 10.1.54 or 9.0.117, which fix the issue.
Package Versions Affected
Automatically patch vulnerabilities without upgrading
CVSS Version



Related Resources
References
https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-34486.json, https://www.cisa.gov/known-exploited-vulnerabilities-catalog?fieldcve=CVE-2026-34486, https://www.vicarius.io/vsociety/posts/cve-2026-34486-detection-script-rce-on-apache-tomcat, https://www.vicarius.io/vsociety/posts/cve-2026-34486-mitigation-script-rce-on-apache-tomcat, https://access.redhat.com/errata/RHSA-2026:36787, https://access.redhat.com/errata/RHSA-2026:36788, https://access.redhat.com/errata/RHSA-2026:36789, https://access.redhat.com/errata/RHSA-2026:36790, https://access.redhat.com/errata/RHSA-2026:36876, https://access.redhat.com/errata/RHSA-2026:36877, https://access.redhat.com/errata/RHSA-2026:36878, https://access.redhat.com/errata/RHSA-2026:36879, https://access.redhat.com/errata/RHSA-2026:37136, https://access.redhat.com/errata/RHSA-2026:37137, https://access.redhat.com/errata/RHSA-2026:38505, https://access.redhat.com/errata/RHSA-2026:39188, https://access.redhat.com/errata/RHSA-2026:39189, https://access.redhat.com/security/cve/CVE-2026-34486, https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/34xxx/CVE-2026-34486.json, https://lists.apache.org/thread/9510k5p5zdvt9pkkgtyp85mvwxo2qrly, https://nvd.nist.gov/vuln/detail/CVE-2026-34486, https://socradar.io/blog/snowlight-government-chinese-campaign/, https://bugzilla.redhat.com/showbug.cgi?id=2457027